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Popular >

inverse of f(x)=2+sqrt(5+8x)

Solution

inverse

f (x) = 2 + 5 + 8 x

Solution

\frac{x ^{2} - 4 x - 1}{8}

Solution steps

y = 2 + 5 + 8 x

Replace

x

with

y

x = 2 + 5 + 8 y

Solve for

y, x = 2 + 5 + 8 y

\frac{x ^{2} - 4 x - 1}{8}

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=2+sqrt(5+8x) ?
The inverse of f(x)=2+sqrt(5+8x) is (x^2-4x-1)/8